include/vrfobjcore/vrfLineOfSightFunctor.h

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/*******************************************************************************
** Copyright (c) 2005 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
/*******************************************************************************
** $RCSfile: vrfLineOfSightFunctor.h,v $ $Revision: 1.4 $ $State: Exp $
*******************************************************************************/
#ifndef vrfLineOfSightFunctor_H_
#define vrfLineOfSightFunctor_H_



#include <vlutil/vlSmartPointers.h>
#include "vrfobjcore/vrfLineOfSightCheckParams.h"

#include "vrfobjcore/vrfobjcoreDefines.h"
class DT_DLL_vrfobjcore DtVrfLineOfSightFunctor
{
public:
   virtual ~DtVrfLineOfSightFunctor() {};

   virtual bool operator()(const DtVrfLineOfSightCheckParams& params) = 0;
};


typedef DtBoost::shared_ptr<DtVrfLineOfSightFunctor>  DtVrfLineOfSightFunctorSP;


template <typename T>
class DtVrfMemberLineOfSightFunctor : public DtVrfLineOfSightFunctor
{
public:
   typedef bool (T::*CheckLineOfSightFunction)(const DtVrfLineOfSightCheckParams& params) const;
  
   DtVrfMemberLineOfSightFunctor(T* object, CheckLineOfSightFunction function);

   virtual ~DtVrfMemberLineOfSightFunctor();

   virtual bool operator()(const DtVrfLineOfSightCheckParams& params);

protected:

   T* myObject;

   CheckLineOfSightFunction myFunction;
};


template <typename T>
DtVrfLineOfSightFunctorSP DtVrfMemberLOSFunctorSPGenerator(T* object,
   typename DtVrfMemberLineOfSightFunctor<T>::CheckLineOfSightFunction function);


#define vrfLineOfSightFunctor_inl_
#include "vrfobjcore/vrfLineOfSightFunctor.inl"
#undef vrfLineOfSightFunctor_inl_

#endif